2006-2014 Honda FourTrax ATV TRX250 EX TRX250X Service Manual, Page 271Get this manual
BRAKE SYSTEM ASSEMBLY MASTER CYLINDER SEPARATOR
MASTER PISTON
SNAP RING
PIVOT BOLT
PIVOT NUT
DUST COVER
BRAKE LEVER
FRONT BRAKE LIGHT SWITCH
Coat the master piston and piston cups with clean DOT brake fluidInstall the separator into the master cylinderInstall the spring onto the piston endDo not allow the piston cup lips to turn inside out